Matches in SemOpenAlex for { <https://semopenalex.org/work/W3037185503> ?p ?o ?g. }
- W3037185503 abstract "The nonnegative inverse eigenvalue problem (NIEP) asks which lists of $n$ complex numbers (counting multiplicity) occur as the eigenvalues of some $n$-by-$n$ entry-wise nonnegative matrix. The NIEP has a long history and is a known hard (perhaps the hardest in matrix analysis?) and sought after problem. Thus, there are many subproblems and relevant results in a variety of directions. We survey most work on the problem and its several variants, with an emphasis on recent results, and include 130 references. The survey is divided into: a) the single eigenvalue problems; b) necessary conditions; c) low dimensional results; d) sufficient conditions; e) appending 0's to achieve realizability; f) the graph NIEP's; g) Perron similarities; and h) the relevance of Jordan structure." @default.
- W3037185503 created "2020-07-02" @default.
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- W3037185503 creator A5040002983 @default.
- W3037185503 creator A5051148586 @default.
- W3037185503 creator A5069157124 @default.
- W3037185503 date "2017-03-31" @default.
- W3037185503 modified "2023-09-27" @default.
- W3037185503 title "The NIEP" @default.
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